US Stock Futures Hover Around Baseline After Walmart Outlook Uncertainty

* Futures for S&P 500 (ES=F), Nasdaq (NQ=F), and Dow Jones Industrial Average (YM=F) remained near the starting point.
* Walmart's (WMT) earnings outlook raised concerns about tariffs and sparked a market selloff on Thursday.
* Existing home sales data for January and consumer sentiment reading from the University of Michigan are expected for Friday.
* Celsius Holdings (CELH) surged over 35% after-hours following the acquisition of Alani Nutrition.
* Dropbox (DBX) dropped more than 6% in extended trading due to slowed customer growth.
* Meta (META) reportedly plans to reduce equity awards for employees by approximately 10% in 2025.